Really... What's the big deal about Method R?

The compelling value proposition of Method R is simple: there are no surprises. Method R eliminates surprises because:

You measure exactly what you care about. If you measure your interesting task properly, there's no way that a performance problem can hide from you. If your task is perfectly efficient, you'll be able to see that, too. You'll never again waste time trying to tune something that can't help you.

You can know in advance how much a proposed performance improvement is going to help you. You won't have to waste time and money on trial and error. You'll be able to make fully informed investment decisions about performance.